149793814 has 4 divisors (see below), whose sum is σ = 224690724. Its totient is φ = 74896906.

The previous prime is 149793803. The next prime is 149793821. The reversal of 149793814 is 418397941.

149793814 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37448452 + ... + 37448455.

It is an arithmetic number, because the mean of its divisors is an integer number (56172681).

Almost surely, 2^149793814 is an apocalyptic number.

149793814 is a deficient number, since it is larger than the sum of its proper divisors (74896910).

149793814 is an equidigital number, since it uses as much as digits as its factorization.

149793814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74896909.

The product of its digits is 217728, while the sum is 46.

The square root of 149793814 is about 12239.0283111038. The cubic root of 149793814 is about 531.0857226040.

The spelling of 149793814 in words is "one hundred forty-nine million, seven hundred ninety-three thousand, eight hundred fourteen".